写个类继承自View,重写方法onDraw
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
/*
* 要六行,七列
*/
int length = width / 7 + 1;// 横长
int bound = height / 6;// 竖长
for (int i = 0; i < bound; i++) {
for (int j = 0; j < length; j++) {
/*
* 画竖线
*/
canvas.drawLine(j * length, 0, j * length, height, mPaint);
/*
* 画横线
*/
canvas.drawLine(0, i * bound, width, i * bound, mPaint);
}
}
}